92 RESEARCHES IN HELMINTHOLOGV AND PARASITOLOGY. 



84. Fxhinorhync]u(s Proteus, Westrumb. Pr. A. N. S., v, 208. 

 Intestine of Labrax lijicahis. 



85. EchinorhyncJms Globulosiisf Rud. 



EchinorhyyicJnis lateralis, Leidy. Pr. A. N. S., v, 207, Body sub- 

 fusiform, most narrowed posteriorly. Proboscis cylindrical, project- 

 ing laterally, furnished with 12 to 14 rows of hooks. Neck very 

 short. Length to one inch, breadth to two-fifths of a line. 



Intestine of Salino foiitinalis : obtained by Prof. Baird and Prof. 

 Agassi z. 



86. Echinorhynchus Aug u statu s ? Rud. 



Echinorhynchus socialis, Leidy. Pr. A. N. S., v, 156. Bodycylin- 

 droid, narrowing po.steriorly, frequently dilated anteriorly. Probos- 

 cis cylindrical, with 26 rows of hooks. Neck very short, conical, 

 unarmed. Length from 6 lines to 2^ inches, breadth to 2-3dsof a 

 line. 



Frequent in the intestine of Platcssa plana. 



Nematoidka. 



87. Trichina Spiralis, Owen. 

 Occasional in the Anglo- American. 



88. Trichina Ajjinis, Diesing. 



Trichina spiralis, Owen. Leidy, Pr. A. N. S., iii, 108. 

 Observed in the muscles of the hog, Sus scrofa. 



89. Anguillula Accti, Ehrenberg. 

 Common in ordinary cider vinegar. 



90. Anguillula Glutinus, Ehrenberg. 

 Common in paste of wheat, r3'e, tragacanth, etc. 



91. Anguillula Socialis, Leidy. 



Oxyuris socialis, Leidy. Pr. A. N. S., v, 102. 



Found in the intestine of the black cricket, Acheta abbrcviata. 



92. Anguillula I.onga, Leidy. Pr. A. N. S.,'v, 225. 

 Found in ditches near Philadelphia. 



93. Anguillula Fossularis, Leidy. Pr. A. N. S., v, 226. 

 Found in stagnant ponds near Philadelphia. 



94. Amblyiira Serpentulus? Hemp, et Ehrenb. 



Angtiillula longicauda, Leid5^ Pr. A. N. S., v, 225. Mouth with 

 cirri (error in the previous observation and description). Tail long, 

 subulate ; suctorial disk exceedingly minute, clavate. Length to 

 one-fortieth of an inch. 



Common about gutters and water-spouts in Philadelphia. 



95. Hystrignathus Rigidus, Leidy. Pr. A. N. S., v, 102 ; Flora 

 and Fauna within Liv. An., 44. 



